Renderer, simple template things

* Added object method link to create HTML link
* Added methods for icons
Response, renderer

* Response links renderer as $ren inside lld
Renderer - links,icons, messages

* Migrated templates to renderer links and icons
* Dropped support for session messages
Regenerated docs

* Regenerated docs
Drop system status

* Dropped useless /status/ url status checking
Regenerated docs
Inline docs

* Added some inline documentation
Docs regeneration